1566365480

素因数分解:

$2^3\times 5^1\times {\mathrm{149}}^1\times {\mathrm{269}}^1\times {\mathrm{977}}^1$

素因数の和:1406

約数の個数: 64

約数和(自身を含む): 3564810000

約数和(自身を除く): 1998444520

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 149, 269, 298, 538, 596, 745, 977, 1076, 1192, 1345, 1490, 1954, 2152, 2690, 2980, 3908, 4885, 5380, 5960, 7816, 9770, 10760, 19540, 39080, 40081, 80162, 145573, 160324, 200405, 262813, 291146, 320648, 400810, 525626, 582292, 727865, 801620, 1051252, 1164584, 1314065, 1455730, 1603240, 2102504, 2628130, 2911460, 5256260, 5822920, 10512520, 39159137, 78318274, 156636548, 195795685, 313273096, 391591370, 783182740, 1566365480]

約数ペア:

[(1, 1566365480), (2, 783182740), (4, 391591370), (5, 313273096), (8, 195795685), (10, 156636548), (20, 78318274), (40, 39159137), (149, 10512520), (269, 5822920), (298, 5256260), (538, 2911460), (596, 2628130), (745, 2102504), (977, 1603240), (1076, 1455730), (1192, 1314065), (1345, 1164584), (1490, 1051252), (1954, 801620), (2152, 727865), (2690, 582292), (2980, 525626), (3908, 400810), (4885, 320648), (5380, 291146), (5960, 262813), (7816, 200405), (9770, 160324), (10760, 145573), (19540, 80162), (39080, 40081)]